Tag Archives: hallmark audio voice recorder card

Updates to the Hallmark Card Teardown Article!

Smaller pics and better descriptions!


Hallmark Innovations Voice Recorder Card - Inside

Behold! Once the card is open, a slider tab is pulled and the card is activated. Whatever message that was recorded play!

Hallmark Innovations Voice Recorder Card - The Project

Once the circuit assembly has been CAREFULLY removed from the card, this is what you’re left with. There’s an electret microphone for recording, a small toy speaker, a wired switch, and the motor-gear assembly. The PCB is also interesting…

New Hallmark Sound / Voice Recorder Card Teardown Article!

I got a birthday card from my dad for my birthday and noticed that it had a voice recorder circuit inside.  With a signal amplitude-activated motor and simple electret microphone + amplifier + loudspeaker assembly, there are tons of applications.  Visit the link below to check out the progress (busy, busy busy!) and there will be more info on what you can do with it.